Change ladder logic while the PLC is running, reducing downtime in production environments.
If you own the , you can program the following processors without feature restrictions:
: Historically, this refers to a physical 3.5-inch floppy disk or a specific CD used to move a "token-based" license from the media to the computer's hard drive.
The mention of a "Master Disk" refers to the older , which was physically stored on 3.5-inch floppy disks. master disk and rslogix 500 | PLCtalk - Interactive Q & A rslogix 500 81000 cpr9 w master disk
This is the .
RSLogix 500 81000 CPR9 provides a comprehensive suite for industrial control tasks:
: Because modern computers lack floppy drives, users often use Virtual Floppy Drive (VFD) software or imaging tools like to create a virtual Master Disk from a backup image file. Replacement & Transition Change ladder logic while the PLC is running,
If you are running a SLC 500 system, moving to RSLogix 5000/Studio 5000 with a ControlLogix or CompactLogix is a complete hardware overhaul. You cannot use your disk for this.
If you purchase a used 81000 CPR9 w Master Disk on eBay or from surplus resellers, ensure the Master Disk hasn't been "killed." Once moved to a hard drive via EVRSI, the floppy is permanently disabled.
Never use standard Windows File Explorer to copy files from an RSLogix 500 Master Disk. Doing so destroys the activation. master disk and rslogix 500 | PLCtalk -
The master disk holds a unique activation key, often labeled EVRSI . It must be present to install or run the software initially.
The FactoryTalk Activation Manager installed with your CPR9 software does not have the legacy "EVRSI" activation service enabled or configured properly to read local hard drives for old keys.